1317413 has 2 divisors, whose sum is σ = 1317414. Its totient is φ = 1317412.

The previous prime is 1317409. The next prime is 1317419. The reversal of 1317413 is 3147131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1170724 + 146689 = 1082^2 + 383^2 .

It is a cyclic number.

It is not a de Polignac number, because 1317413 - 2² = 1317409 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1317419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658706 + 658707.

It is an arithmetic number, because the mean of its divisors is an integer number (658707).

2^1317413 is an apocalyptic number.

It is an amenable number.

1317413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1317413 is an equidigital number, since it uses as much as digits as its factorization.

1317413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 20.

The square root of 1317413 is about 1147.7861299040. The cubic root of 1317413 is about 109.6244215829.

The spelling of 1317413 in words is "one million, three hundred seventeen thousand, four hundred thirteen".